package com.wryyyyy.mapper;

import com.wryyyyy.entity.Country;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Param;

import java.util.List;

/**
 * <p>
 *  Mapper 接口
 * </p>
 *
 * @author wryyyyy
 * @since 2024-05-25
 */
public interface CountryMapper extends BaseMapper<Country> {
    Integer getPopulationSum(@Param("country_ids") List<String> countryIds);
}
